Ralph Pace / Green Sea Turtle (Chelonia mydas), San Diego, California

ZSSD / Indian Rhinoceros (Rhinoceros unicornis) male calf, San Diego Zoo Safari Park, California

Richard Herrmann / Smooth Hammerhead Shark (Sphyrna zygaena), Nine Mile Bank, San Diego, California

Richard Herrmann / Yellowfin Tuna (Thunnus albacares) and Blue Marlin (Makaira nigricans) beside floating kelp, Nine Mile Bank, San Diego, California

Richard Herrmann / Pacific White-sided Dolphin (Lagenorhynchus obliquidens) pod, Nine Mile Bank, San Diego, California

Winfried Wisniewski / Brown Pelican (Pelecanus occidentalis) landing, San Diego, California

Richard Herrmann / Blue Shark (Prionace glauca), San Diego, California

Richard Herrmann / California Yellowtail (Seriola lalandi) pair, San Diego, California

ZSSD / Queensland Koala (Phascolarctos cinereus adustus) in eucalyptus tree, native to Queensland

ZSSD / Bonobo (Pan paniscus) female playing with youngster by throwing him up in the air, native to Africa

ZSSD / Western Lowland Gorilla (Gorilla gorilla gorilla) scratching its head, native to Africa

ZSSD / Eclectus Parrot (Eclectus roratus) male, native to Australia and southeast Asia